/*
 * Copyright 2004 - 2013 Wayne Grant
 *           2013 - 2024 Kai Kramer
 *
 * This file is part of KeyStore Explorer.
 *
 * KeyStore Explorer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * KeyStore Explorer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with KeyStore Explorer.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.kse.gui.crypto.policyinformation;

import java.awt.Component;
import java.io.IOException;

import javax.swing.JLabel;
import javax.swing.JTable;
import javax.swing.border.EmptyBorder;
import javax.swing.table.DefaultTableCellRenderer;

import org.bouncycastle.asn1.x509.PolicyInformation;
import org.kse.crypto.x509.PolicyInformationUtil;

/**
 * Custom cell renderer for the cells of the policy information table.
 */
public class PolicyInformationTableCellRend extends DefaultTableCellRenderer {
    private static final long serialVersionUID = 1L;

    /**
     * Returns the rendered cell.
     *
     * @param jtPolicyInformation The JTable
     * @param value               The value to assign to the cell
     * @param isSelected          True if cell is selected
     * @param row                 The row of the cell to render
     * @param col                 The column of the cell to render
     * @param hasFocus            If true, render cell appropriately
     * @return The rendered cell
     */
    @Override
    public Component getTableCellRendererComponent(JTable jtPolicyInformation, Object value, boolean isSelected,
                                                   boolean hasFocus, int row, int col) {
        JLabel cell = (JLabel) super.getTableCellRendererComponent(jtPolicyInformation, value, isSelected, hasFocus,
                                                                   row, col);

        PolicyInformation policyInformation = (PolicyInformation) value;

        try {
            String policyInformationStr = PolicyInformationUtil.toString(policyInformation);
            cell.setText(policyInformationStr);
            cell.setToolTipText(policyInformationStr);
        } catch (IOException ex) {
            throw new RuntimeException(ex); // We build this data so should not
            // happen
        }

        cell.setHorizontalAlignment(LEFT);
        cell.setBorder(new EmptyBorder(0, 5, 0, 5));

        return cell;
    }
}
